Weather forecast for 10 days
Irwin, PA

Weather forecast for the weekend

Saturday, Jun 21.

Mostly Sunny
5:47 am

8:53 pm
EDT
Mostly Sunny
88°F / 68°F
  • Wind: 10mph SSW
  • Humidity: 65%
  • Precip. probability: 7%
  • Precipitation: 0"
  • UV index: 9
Tomorrow, a crisp, sunny atmosphere is likely.
Rain is not forecasted. Anticipated temperature values will span from a humid 87.8°F down to a pleasant 68°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be a sizzling 96.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the hotter weather will bring a peak temperature more in tune with July's 82.9°F.
Sunrise will be at 5:47 am and sunset at 8:53 pm; tomorrow's daylight will last for 15h and 6min.

Sunday, Jun 22.

Sunny
5:47 am

8:54 pm
EDT
Sunny
93°F / 72°F
  • Wind: 11mph SW
  • Humidity: 65%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 9
On Sunday, June 22, clear skies and sunshine are anticipated.
Rain is not forecasted. The temperature is expected to oscillate between a maximum of a hot 93.2°F and a minimum of a delightful 71.6°F.
The forecast high is higher and more aligned with what is typical in July than in June.
Sunrise will be at 5:47 am and sunset at 8:54 pm; the daylight will last for 15h and 6min.

Frequently asked questions

What is the weather forecast for Irwin for tomorrow?
On Saturday, predominantly sunny weather will make for pleasant outdoor conditions.
Will it rain tomorrow in Irwin?
No, it will not rain tomorrow.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 87.8°F, while the lowest temperature will be 68°F. The maximum heat index, which adjusts the air temperature based on humidity, is evaluated at 96.8°F.
Tomorrow, the maximum temperature will be significantly higher than the average highest temperature of 78.6°F in June. The lowest temperature will be also uncommonly higher than the average low of 57.7°F.
What time are sunrise and sunset tomorrow?
On Saturday, in Irwin, sunrise will be at 5:47 am and sunset at 8:53 pm (EDT).
How many hours of daylight will Irwin have tomorrow?
In Irwin, the length of the day tomorrow will be 15h and 6min.
What is the weather forecast for Irwin for Sunday?
On Sunday, in Irwin, sunny skies are in store, with excellent visibility.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 93.2°F, while the lowest temperature will be 71.6°F.
What is the weather forecast for Irwin for the next ten days?
In Irwin, a combination of bright, lightning-active and rain-filled weather is anticipated for the next ten days.
Will it rain in the next ten days?
Rain is predicted for Friday, Thursday through next Sunday in Irwin. Next Sunday, with light precipitation of 0.35", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 82.4°F and 95°F, while the minimum temperature will vary between 64.4°F and 73.4°F.
Including the humidity's impact, the maximum feel-like temperature will vary between 87.8°F and 116.6°F.
What will be the hottest and the coldest days?
With the maximum temperature of 95°F, Tuesday will be the hottest day. Today is the coldest day, with a maximum temperature of 82.4°F.

Long-term weather forecast

FriJun 20.
  • 82°F
  • 64°F
AM Rain
AM Rain
  • Wind: 11mph WSW
  • Humidity: 75%
  • UV index: 8
  • Precip. probability: 66%
  • Precipitation: 0.04"
  • 5:47 am 8:53 pm EDT
SatJun 21.
  • 88°F
  • 68°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph SSW
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:47 am 8:53 pm EDT
SunJun 22.
  • 93°F
  • 72°F
Sunny
Sunny
  • Wind: 11mph SW
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:47 am 8:54 pm EDT
MonJun 23.
  • 93°F
  • 73°F
Sunny
Sunny
  • Wind: 7mph SW
  • Humidity: 64%
  • UV index: 9
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:48 am 8:54 pm EDT
TueJun 24.
  • 95°F
  • 73°F
Sunny
Sunny
  • Wind: 7mph SW
  • Humidity: 64%
  • UV index: 9
  • Precip. probability: 10%
  • Precipitation: 0"
  • 5:48 am 8:54 pm EDT
WedJun 25.
  • 93°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SW
  • Humidity: 67%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:48 am 8:54 pm EDT
ThuJun 26.
  • 90°F
  • 72°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 7mph WSW
  • Humidity: 72%
  • UV index: 9
  • Precip. probability: 43%
  • Precipitation: 0.12"
  • 5:49 am 8:54 pm EDT
FriJun 27.
  • 88°F
  • 70°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 8mph SW
  • Humidity: 74%
  • UV index: 9
  • Precip. probability: 43%
  • Precipitation: 0.2"
  • 5:49 am 8:54 pm EDT
SatJun 28.
  • 84°F
  • 70°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 9mph SW
  • Humidity: 76%
  • UV index: 9
  • Precip. probability: 35%
  • Precipitation: 0.16"
  • 5:49 am 8:54 pm EDT
SunJun 29.
  • 86°F
  • 70°F
Thunderstorms
Thunderstorms
  • Wind: 9mph SW
  • Humidity: 75%
  • UV index: 8
  • Precip. probability: 60%
  • Precipitation: 0.35"
  • 5:50 am 8:54 pm EDT
Models point to a combination of mostly clear, stormy and showery weather is expected.
Rain is anticipated on Friday, Thursday through next Sunday.
Noticeable swings in temperature are expected throughout the forecast window. Maximum temperatures are forecasted between 82.4°F and 95°F, while nighttime temperatures are expected to vary from 64.4°F to 73.4°F.
The hottest day will be Tuesday, with a maximum of 95°F; today is the coldest day, with a maximum temperature of 82.4°F.
Including the humidity's impact, the maximum feel-like temperature may increase vastly and vary between a blazing 87.8°F and a searing 116.6°F.
Updated: Jun 20, 2025 @ 08:37:07 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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